Issued Patents 2017
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9701555 | Filtration medium comprising a metal-containing particulate | Mark R. Stouffer, Thomas E. Wood | 2017-07-11 |
| 9663387 | Filtration medium comprising a metal sulfide | Allen R. Siedle, Mark R. Stouffer | 2017-05-30 |